Psalms 87:2

“The Lord loveth the gates of Zion, etc.] Which the Targum interprets of the schools, as preferable to the synagogues: the Lord loves Zion herself; that is, the church, and therefore has chosen it for his habitation, took up his rest and residence in it, has founded it, and set Christ as King over it, and by whom he has redeemed it; and he loves her gates, the public ordinances; he loves them that come to Zion’s gates, and wait and worship there, and who enter in and become members thereof; and he loves what is done there, he being there publicly prayed unto, and publicly praised by a large number of his people; where his word is faithfully preached, and reverently attended to, and his…”

“The Lord loveth the gates of Zion - Compare Psalms 78:68. The gates of a city were the places of concourse; where business was transacted; where courts were held. The particular allusion here seems to be to the thronging multitudes pressing into the city for public worship - the numbers that gathered together at the great feasts and festivals of the nation; and the meaning is, that he looked with more pleasure on such multitudes as they thronged the gates, pressing in that they might worship him, than on any other scene in the land. More than all the dwellings of Jacob - Than any of the places where the descendants of Jacob, or where his people dwell. Much as he might be pleased with their…”

“Zion - That is, Zion itself, or Jerusalem, which was built upon and near mount Zion. He saith Zion rather than Jerusalem, to intimate that he loved Jerusalem for Zion's sake, or for the temple, which he chose for his peculiar dwelling place. Psalms 87:4”

“The Lord: Psa 78:67-69, Psa 132:13, Psa 132:14; Deu 12:5; Ch2 6:6; Isa 14:32; Joe 2:32 Psalms 87:3”